Sonic to Release Second Fiscal Quarter 2018 Financial Results on
March 27, 2018

March 14, 2018 08:30 AM Eastern Daylight Time

OKLAHOMA CITY--(BUSINESS WIRE)--Sonic Corp. (NASDAQ:SONC), the nation's largest chain of drive-in
restaurants, today announced that it will release results for the
quarter ended February 28, 2018, after the market close on March 27,
2018. The company will host a conference call to review financial
results on Tuesday, March 27, 2018, at 5:00 PM ET.

The conference call can be accessed live over the phone by dialing (800)
263-0877 or (323) 794-2094 for international callers. A replay will be
available one hour after the call and can be accessed by dialing (844)
512-2921 or (412) 317-6671 for international callers; the conference ID
is 4289913. The replay will be available until Tuesday, April 3, 2018.
An online replay of the conference call will be available approximately
two hours after the conclusion of the live broadcast. A link to this
event will be available on the investor section of the company's
website, www.sonicdrivein.com.

About Sonic

SONIC, America's Drive-In is the nation's largest drive-in restaurant
chain serving approximately 3 million customers every day. Nearly 94
percent of SONIC's 3,500 drive-in locations are owned and operated by
local business men and women. For 65 years, SONIC has delighted guests
with signature menu items, 1.3 million drink combinations and friendly
service by iconic Carhops. Since the 2009 launch of SONIC's Limeades for
Learning philanthropic campaign in partnership with DonorsChoose.org,
SONIC has donated $9.5 million to public school teachers nationwide to
fund essential learning materials and innovative teaching resources to
inspire creativity and learning in today's youth. To learn more about
Sonic Corp. (NASDAQ/NM: SONC), please visit sonicdrivein.com
and please visit or follow us on Facebook
and Twitter.
To learn more about SONIC's Limeades for Learning initiative, please
visit LimeadesforLearning.com.